Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. Observational study: A study in which the subject is observed to see if there is a relationship between two or ...

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. Well-designed marine parks can conserve marine life and their habitats, allow fish populations to recover, ...

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. Findings reveal the same statistical structure in humpback whale song that is a hallmark of human language.

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. Experimental study: At least one thing in the experiment was changed to see if it had an impact on the subjects ...

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. Researchers have developed a new method for optimal egg boiling that perfectly cooks both the white and the yolk.

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. Italian researchers analysed over 4 million Facebook posts by news outlets and political parties last year, and ...

Not peer-reviewed: This work has not been scrutinised by independent experts, or the story does not contain research data to review (for example an opinion piece). If you are reporting on research ...

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. Simulation/modelling: This type of study uses a computer simulation or mathematical model to predict an outcome.

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. Kids who learn to solve complex maths problems in the 'real world' may still struggle with arithmetic in the ...

Not peer-reviewed: This work has not been scrutinised by independent experts, or the story does not contain research data to review (for example an opinion piece). If you are reporting on research ...

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. Randomised controlled trial: Subjects are randomly assigned to a test group, which receives the treatment, or a ...

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. A new study of the Great Barrier Reef has revealed that the network of no-take marine reserves supplies nearly ...